US3601655A - Circuit continuity monitoring, warning and proving device - Google Patents
Circuit continuity monitoring, warning and proving device Download PDFInfo
- Publication number
- US3601655A US3601655A US40026A US3601655DA US3601655A US 3601655 A US3601655 A US 3601655A US 40026 A US40026 A US 40026A US 3601655D A US3601655D A US 3601655DA US 3601655 A US3601655 A US 3601655A
- Authority
- US
- United States
- Prior art keywords
- electrical
- circuit
- combination
- accordance
- switching
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
- B60R21/01—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents
- B60R21/017—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents including arrangements for providing electric power to safety arrangements or their actuating means, e.g. to pyrotechnic fuses or electro-mechanic valves
- B60R21/0173—Diagnostic or recording means therefor
- B60R21/0176—Diagnostic or recording means therefor for firing circuits using only mechanical switches as collision detecting means, in series with pyrotechnic fuses
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q11/00—Arrangement of monitoring devices for devices provided for in groups B60Q1/00 - B60Q9/00
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Air Bags (AREA)
Abstract
Description
Claims (16)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US4002670A | 1970-05-25 | 1970-05-25 |
Publications (1)
Publication Number | Publication Date |
---|---|
US3601655A true US3601655A (en) | 1971-08-24 |
Family
ID=21908678
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US40026A Expired - Lifetime US3601655A (en) | 1970-05-25 | 1970-05-25 | Circuit continuity monitoring, warning and proving device |
Country Status (1)
Country | Link |
---|---|
US (1) | US3601655A (en) |
Cited By (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4961839A (en) * | 1972-10-18 | 1974-06-15 | ||
US3916376A (en) * | 1972-11-17 | 1975-10-28 | Eaton Corp | Actuating and monitoring device for inflatable occupant restraint system |
US3921129A (en) * | 1971-05-10 | 1975-11-18 | Toyo Kogyo Co | Malfunction preventive system for use in an air bag incorporating a sensor for detecting the collision speed of a vehicle |
US4158191A (en) * | 1978-02-27 | 1979-06-12 | General Motors Corporation | Air cushion actuation and monitoring circuit |
US4243971A (en) * | 1978-11-28 | 1981-01-06 | Robert Bosch Gmbh | Test circuit for automotive passenger restraint systems |
US4359715A (en) * | 1980-12-22 | 1982-11-16 | Ford Motor Company | Coded failure indicator for an air bag system |
US4608501A (en) * | 1984-01-10 | 1986-08-26 | Daimler-Benz Aktiengesellschaft | Tripping apparatus for an occupant protection apparatus in vehicles |
US4893109A (en) * | 1988-10-05 | 1990-01-09 | Ford Motor Company | Airbag electrical igniter readiness detector |
US5647924A (en) * | 1993-10-20 | 1997-07-15 | Quantic Industries, Inc. | Electrical initiator |
US5648634A (en) * | 1993-10-20 | 1997-07-15 | Quantic Industries, Inc. | Electrical initiator |
US6587050B2 (en) | 2001-07-24 | 2003-07-01 | Eaton Corporation | Oscillator activated continuity testing switch |
US6653846B2 (en) | 2001-09-14 | 2003-11-25 | Eaton Corporation | Multifunction circuit continuity and sensor tester |
US20040220776A1 (en) * | 2003-01-31 | 2004-11-04 | Masayasu Kato | Instantaneous wire interruption detection system for vehicle electrical system |
US20100123465A1 (en) * | 2008-11-14 | 2010-05-20 | Richard Owens | Automotive battery circuit fault detection |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3215996A (en) * | 1962-08-21 | 1965-11-02 | Schwartz Melvin | High speed circuit interruption detector |
US3489917A (en) * | 1967-09-27 | 1970-01-13 | Eaton Yale & Towne | Interconnected collision sensing devices with a velocity responsive electromagnetic latching means |
US3525038A (en) * | 1968-02-16 | 1970-08-18 | Collins Radio Co | High speed circuit discontinuity detector including tunnel diode and silicon controlled rectifier means |
-
1970
- 1970-05-25 US US40026A patent/US3601655A/en not_active Expired - Lifetime
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3215996A (en) * | 1962-08-21 | 1965-11-02 | Schwartz Melvin | High speed circuit interruption detector |
US3489917A (en) * | 1967-09-27 | 1970-01-13 | Eaton Yale & Towne | Interconnected collision sensing devices with a velocity responsive electromagnetic latching means |
US3525038A (en) * | 1968-02-16 | 1970-08-18 | Collins Radio Co | High speed circuit discontinuity detector including tunnel diode and silicon controlled rectifier means |
Cited By (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3921129A (en) * | 1971-05-10 | 1975-11-18 | Toyo Kogyo Co | Malfunction preventive system for use in an air bag incorporating a sensor for detecting the collision speed of a vehicle |
JPS4961839A (en) * | 1972-10-18 | 1974-06-15 | ||
JPS5148341B2 (en) * | 1972-10-18 | 1976-12-20 | ||
US3916376A (en) * | 1972-11-17 | 1975-10-28 | Eaton Corp | Actuating and monitoring device for inflatable occupant restraint system |
US4158191A (en) * | 1978-02-27 | 1979-06-12 | General Motors Corporation | Air cushion actuation and monitoring circuit |
US4243971A (en) * | 1978-11-28 | 1981-01-06 | Robert Bosch Gmbh | Test circuit for automotive passenger restraint systems |
US4359715A (en) * | 1980-12-22 | 1982-11-16 | Ford Motor Company | Coded failure indicator for an air bag system |
US4608501A (en) * | 1984-01-10 | 1986-08-26 | Daimler-Benz Aktiengesellschaft | Tripping apparatus for an occupant protection apparatus in vehicles |
US4893109A (en) * | 1988-10-05 | 1990-01-09 | Ford Motor Company | Airbag electrical igniter readiness detector |
US5648634A (en) * | 1993-10-20 | 1997-07-15 | Quantic Industries, Inc. | Electrical initiator |
US5647924A (en) * | 1993-10-20 | 1997-07-15 | Quantic Industries, Inc. | Electrical initiator |
US5711531A (en) * | 1993-10-20 | 1998-01-27 | Quantic Industries, Inc. | Electrical initiator seal |
US5728964A (en) * | 1993-10-20 | 1998-03-17 | Quantic Industries, Inc. | Electrical initiator |
US5763814A (en) * | 1993-10-20 | 1998-06-09 | Quanti Industries, Inc. | Electrical initiator |
US6587050B2 (en) | 2001-07-24 | 2003-07-01 | Eaton Corporation | Oscillator activated continuity testing switch |
US6653846B2 (en) | 2001-09-14 | 2003-11-25 | Eaton Corporation | Multifunction circuit continuity and sensor tester |
US20040220776A1 (en) * | 2003-01-31 | 2004-11-04 | Masayasu Kato | Instantaneous wire interruption detection system for vehicle electrical system |
US7092829B2 (en) * | 2003-01-31 | 2006-08-15 | Advics Co., Ltd. | Instantaneous wire interruption detection system for vehicle electrical system |
US20100123465A1 (en) * | 2008-11-14 | 2010-05-20 | Richard Owens | Automotive battery circuit fault detection |
US9000771B2 (en) | 2008-11-14 | 2015-04-07 | Honda Motor Co., Ltd. | Automotive battery circuit fault detection |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
AS | Assignment |
Owner name: FIDELITY UNION TRUST COMPANY, TRUSTEE,NEW JERSEY Free format text: MORTGAGE;ASSIGNOR:CHRYSLER CORPORATION;REEL/FRAME:003832/0358 Effective date: 19810209 Owner name: FIDELITY UNION TRUST COMPANY, 765 BROAD ST., NEWAR Free format text: MORTGAGE;ASSIGNOR:CHRYSLER CORPORATION;REEL/FRAME:003832/0358 Effective date: 19810209 |
|
AS | Assignment |
Owner name: CHRYSLER CORPORATION, HIGHLAND PARK, MI 12000 LYNN Free format text: ASSIGNORS HEREBY REASSIGN, TRANSFER AND RELINQUISH THEIR ENTIRE INTEREST UNDER SAID INVENTIONS AND RELEASE THEIR SECURITY INTEREST.;ASSIGNORS:FIDELITY UNION BANK;ARNEBECK, WILLIAM, INDIVIDUAL TRUSTEE;REEL/FRAME:004063/0604 Effective date: 19820217 |
|
AS | Assignment |
Owner name: CHRYSLER CORPORATION Free format text: PARTES REASSIGN, TRANSFER AND RELINQUISH THEIR ENTIRE INTEREST UNDER SAID PATENTS ALSO RELEASE THEIR SECURITY INTEREST.;ASSIGNOR:MANUFACTURERS NATIONAL BANK OF DETROIL (CORPORATE TRUSTEE) AND BLACK DONALD E., (INDIVIDUAL TRUSTEE);REEL/FRAME:004355/0154 Effective date: 19840905 |
|
STCF | Information on status: patent grant |
Free format text: PATENTED FILE - (OLD CASE ADDED FOR FILE TRACKING PURPOSES) |